Title:
ISOSTATIC PRESSURIZATION DEVICE AND ISOSTATIC PRESSURIZATION METHOD
Document Type and Number:
WIPO Patent Application WO/2024/084918
Kind Code:
A1
Abstract:
An HIP device (100) is provided with: a pressure container (1); a heater element (6); a first compressor (10A) capable of raising the pressure of a treatment space (1S) of the pressure container (1) from the pressure of a gas source to an intermediate pressure lower than a target pressure; a second compressor (10B) capable of raising the pressure of the treatment space (1S) from the intermediate pressure to the target pressure as a piston (12) moves one stroke; a gas supply path (101) that connects the first compressor (10A), the second compressor (10B), and the treatment space (1S) of the pressure container (1) in series; and a first high-pressure blocking valve (9) capable of opening and closing a portion of the gas supply path (101) between the second compressor (10B) and the treatment space (1S).
Inventors:
NAKAI TOMOMITSU
MAEGAWA AKINORI
MAEGAWA AKINORI
Application Number:
PCT/JP2023/035456
Publication Date:
April 25, 2024
Filing Date:
September 28, 2023
Export Citation:
Assignee:
KOBE STEEL LTD (JP)
International Classes:
B30B5/02
Foreign References:
| JP2013113538A | 2013-06-10 | |||
| JP2004074176A | 2004-03-11 | |||
| JPS5840975Y2 | 1983-09-16 |
Attorney, Agent or Firm:
KOTANI, Masataka et al. (JP)
Download PDF: